Senior Product Designer, Spain

Location:

La experiencia que se espera de los solicitantes, así como las habilidades y cualificaciones adicionales necesarias para este trabajo, se enumeran a continuación.

Madrid or Barcelona (Hybrid)

Type of contract:

Full time

We’re seeking a creative, data‑savvy, and hands‑on Senior Product Designer to elevate our app on Android and iOS.

AI is commoditizing; the differentiator is product—design the most effortless assistant experience on Android and iOS.

About us
Luzia is Europe’s fastest‑growing AI consumer company, redefining conversational AI with cutting‑edge large language models and an unparalleled user experience. With a strong and rapidly expanding presence in Brazil, we’re on a mission to make Luzia the go‑to AI personal assistant, empowering millions of users to simplify and enhance their everyday lives.

Hypergrowth startup with 80M+ users worldwide in under 3 years.

Latin America as a core market with more than 60% of our user base.

Backed by top‑tier investors (Khosla Ventures, Prosus Ventures, A‑Star, Monashees and more).

You’re a Perfect Fit If You:

You're obsessed with AI that reliably helps people in everyday moments.

You turn radical simplicity and visual beauty into product advantages for novice users.

You design mobile first experiences for deskless users who live on screens.

Your Key Responsibilities:

AI‑Driven Design:

Translate LLMs and context‑aware signals into reliable, task‑oriented product interactions. This is a greenfield opportunity, everything is to grab.

Hands‑on Design:

Own end‑to‑end mobile product design (Android & iOS) from discovery to pixel‑perfect handoff.

UI & Interaction:

Deliver simple, beautiful interfaces and interaction patterns for novice and low‑literacy users.

Deskless Flows:

Design mobile‑first, offline‑tolerant flows optimized for phone and WhatsApp usage.

Research & Measurement:

Run mixed‑methods research and use analytics to validate hypotheses and inform iterations.

Rapid Prototyping:

Build interactive prototypes to surface assumptions, get feedback, and de‑risk ideas.

Cross‑functional Partnering:

Work closely with PMs, engineers and ops to ensure feasible, privacy‑aware designs that ship.

Requirements:

Fluent in English; Spanish or Portuguese a plus.

A strong portfolio

showcasing mobile (Android/iOS) app work and measurable impact.

Native mobile experience:

proven delivery for Android and iOS, mobile‑first and deskless user flows (WhatsApp/low‑connectivity).

AI product experience:

familiarity designing with LLMs, NLP, or context‑aware systems and turning capabilities into safe, usable interactions.

Design tools & systems:

expert in Figma and design systems; experience creating and maintaining component libraries.

Analytics & research:

comfortable with Amplitude/Mixpanel and mixed‑methods research to validate decisions.

Collaboration & communication:

excels in cross‑functional teams, communicates design clearly, and incorporates stakeholder feedback.

Product mindset:

strong analytical problem‑solving, balances user needs, business goals, and technical constraints in fast‑moving environments.

Our Culture & Values

Get Sh*t Done

– We move fast, iterate faster, and deliver impact.

Keep it Simple

– No over complications, just clear and effective execution. xcskxlj

Embrace the Pain

– Growth happens outside of the comfort zone.

Benefits

Food/ Meal Card (Vale‑Refeição and/or Vale Alimentação)

Public Transportation Commuting Benefit (Vale‑Transporte)

Medical Plan

Chance of earning equity from day 1

If you’re ready to

build the AI‑powered future

and make an impact at scale,

apply now!

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